Home / 126,880.24-175,096.20-70,292.56

Finding the Fourth Proportional to 126,880.24, 175,096.20 and 70,292.56

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Solution

The fourth proportional to 126,880.24, 175,096.20 and 70,292.56 is: 97,004.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,880.24 : 175,096.20 = 70,292.56 : x
  2. Step 2: Convert to fraction form
    126,880.24/175,096.20 = 70,292.56/x
  3. Step 3: Cross multiply
    126,880.24x = 175,096.20 × 70,292.56
  4. Step 4: Simplify right side
    126,880.24x = 12,307,960,144.27
  5. Step 5: Solve for x
    x = 12,307,960,144.27/126,880.24
  6. Step 6: Final answer
    x = 97,004.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.